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The 2025 Developer Survey results are in. Explore insights into technology and tools, careers, community and more. View results.

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1 vote
1 answer
85 views

Don't include root directory in HTML tree

I've written a function to create an HTML tree from JSON. ...
oldboy's user avatar
  • 151
3 votes
0 answers
329 views

reverse recursive search on an object with javascript - like tree search

I implemented a tree search with JavaScript. It has below basic rules. It will search over an array of objects which has recursive(like fractal) If it found a according data in a leaf(the final depth ...
Juneyoung Oh's user avatar
4 votes
0 answers
143 views

All the paths from the root to the leaves

Given a binary tree, return all root-to-leaf paths. Example: -- 1 / \ 2 3 \ 5 Output should be: ["1->2->5", "1->3"] My approach: I walk the branches ...
Rick's user avatar
  • 586
3 votes
1 answer
2k views

Return path to a value in a nested object

Description: Its not a programming challenge but I though to write a small utility which will return the path to a primitive value in a possibly nested object. The idea is not original. Code: ...
CodeYogi's user avatar
  • 5,177
5 votes
1 answer
13k views

Creating a menu as nested unordered lists from JSON data

I have a JSON input using which I have written below function to recursively create an unordered list. Is there more precise way to achieve it? ...
user avatar
29 votes
2 answers
63k views

Recursion vs iteration of tree structure

Some recursive code is part of a particularly slow path of a project. Out of curiosity I was playing around with reimplementing the code using stack context iteration instead of recursion. Below are ...
megawac's user avatar
  • 2,265